<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>canvas练习</title>
        <link rel="stylesheet" type="text/css" href="canvas.css">
    </head>
    <body>
        <canvas id="canvas">你的浏览器不支持canvas，请跟换其他浏览器试一试</canvas>
        <canvas id="canvas1">你的浏览器不支持canvas，请跟换其他浏览器试一试</canvas>
        
        <script type="text/javascript" src="canvas.js"></script>
    </body>
</html>